Fatigue Stress Estimation of an Offshore Jacket Structure Based on Operational Modal Analysis

<div>(a) First mode: bending moment in the longitudinal direction. (b) Second mode: bending moment in the transverse direction. (c) Third mode: torsion moment.</div>

Shock and Vibration

fig5

Figure 5

Figure 5: Fatigue Stress Estimation of an Offshore Jacket Structure Based on Operational Modal Analysis 